Class: Graph::Function::Only

Inherits:
Object
  • Object
show all
Includes:
PlotConfig, ReformatString
Defined in:
lib/graph/function/only.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from PlotConfig

#set_up

Methods included from ReformatString

#camel_title, #escape_underscores

Constructor Details

#initialize(generator) ⇒ Only

Returns a new instance of Only.



8
9
10
 
# File 'lib/graph/function/only.rb', line 8

def initialize(generator)
  @data_generator = generator
end

Instance Attribute Details

#data_generator ⇒ Object

Returns the value of attribute data_generator.



6
7
8
 
# File 'lib/graph/function/only.rb', line 6

def data_generator
  @data_generator
end

Instance Method Details

#of(method_obj) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
 
# File 'lib/graph/function/only.rb', line 12

def of(method_obj)
  fail unless method_obj.is_a?(Method)

  self.class.send(:define_method, :a, proc(&method_obj))

  Gnuplot.open do |gp|
    Gnuplot::Plot.new(gp) do |plot|

      plot.title  "#{title = camel_title(method_obj.name)}"
      set_up(plot)

      x = Graph::Function.configuration.step
      pb = ProgressBar.create(title: title, total: x.size)

      y = x.collect do |v|
        pb.increment
        data = data_generator.call(v)
        Benchmark.measure { a(data) }.real
      end

      plot.data << Gnuplot::DataSet.new( [x, y] ) do |ds|
        ds.with = "linespoints"
        ds.title = "#{escape_underscores(method_obj.name)}"
      end
    end
  end
end